alleryਇੱਕ ਗੋਲਾਕਾਰ ਢੱਕਣ ਦਾ ਘੇਰਾ 3.5 cm ਹੁੰਦਾ ਹੈ; ਇਸ ਦੇ ਕਿਨਾਰੇ ਦੀ ਲੰਬਾਈ ਕੀ ਹੈ? π = 22/7 ਦੀ ਵਰਤੋਂ ਕਰੋ।
A38.5 cm
B44 cm
C22 cm
D11 cm
Answer & Solution
Correct answer: C. 22 cm
ਕਿਨਾਰੇ ਦੀ ਲੰਬਾਈ 2 × (22/7) × 3.5 = 22 ਸੈ.ਮੀ. ਹੈ।
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